/technologies/automotive/b/blog/posts/opel-introducing-new-1-6l-diesel-engine-family-fuel-consumption-reduced-by-up-to-10Opel is introducing a new four-cylinder, 1.6-liter turbo-diesel engine as part of the fundamental renewal of its powertrain portfolio. The second family of new downsized power units to be introduced after the gasoline 1.6-liter SIDI Ecotec, the 1.6-len-USTelligent Community 12